مختصر صحيح بخاري
Mukhtasar Sahih Bukhari
Book of Freeing Slaves
If you beat your slave, avoid the face.
Narrated from Sayyiduna Abu Huraira (may Allah be pleased with him) that the Noble Prophet (peace and blessings of Allah be upon him) said: "When someone beats (another), he should avoid striking the face (i.e., he should not hit the face)."
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